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Noise Pollution and Measures to Control It

Noise polluti...

Question

Noise pollution is caused by

A

sound above

65 d B

loudness

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B

sound below

65 d B

loudness

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C

any sound

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D

sound above

20000 H z

frequency

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Solution

The correct option is A sound above $65 d B$ loudness
Sound with loudness more than $65 d B$ causes noise pollution.

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Similar questions

Noise pollution is caused above a sound level of:

Q. Sound becomes hazardous noise pollution at decibels
(a) above 30
(b) above 80
(c) above 100
(d) above 120

Q. Sound becomes hazardous noise pollution at level above ______ dB.

Q. Sound becomes a hazardous noise pollution, if its level is above

Q. Which of the following are true for noise pollution?
a) Noise pollution is unpleasant and discomforting.
b) Noise pollution can cause health problems.
c) Long term exposure to loud noises can cause temporary or ever permanent hearing impairment.

d) Noise pollution is caused by extremely loud sounds.

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